Plant Pop Quiz ~Read details~?

Question:1. Can coconuts float?
2. Why shouldn't cattle graze near yew trees?
3. What are deciduouse trees?
4. What is the most poisonous fungus?
5. Which plant has the largest leaves?
6. What is a bonsai?
7. Which plant lives the logest?
8. How do nettles sting?
9. How do the leaves of the waterlily float?
10.
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Answers:
1. Yes
2. Because if they eat the Yew it will make their milk bitter
3. Trees that drop their leaves for the winter
4. Mushroom
5. Elephant ears
6. A plant artistically pruned into the perfect image of a miniature tree.
7. Tree
8. Combination of Histamine, Acetylcholine, and serotonin...each works together to irritate the skin and cause burning.
9. The insides are kind of honeycombed as well as being wide and flat.
10. Waiting for question.